Tire tread



FIG. 1 is a perspective view of a tire tread showing our new design, it being understood that the pattern repeats uniformly throughout the circumference of the tread;

FIG. 2 is a front elevation view thereof;

FIG. 3 is an enlarged fragmentary front elevation view thereof;

FIG. 4 is a right side elevation view thereof; and,

FIG. 5 is a left side elevation view thereof.

In the drawings, the broken line depicts the context of the design and forms no part of my claimed design. 

CLAIM The ornamental design for a tire tread, as shown and described. 